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locktime: nice abstractions for absolute and relative locktimes.

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I got confused navigating these, especially since Alpha and Bitcoin
have diverged (BIP68 was proposed after Elements Alpha).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2016-01-22 06:38:08 +10:30
parent 4c42930940
commit 4b02c6f558
13 changed files with 185 additions and 89 deletions
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12
bitcoin/script.h
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@@ -7,6 +7,8 @@
struct bitcoin_address;
struct pubkey;
struct sha256;
struct rel_locktime;
struct abs_locktime;
/* A bitcoin signature includes one byte for the type. */
struct bitcoin_signature {
@@ -26,7 +28,7 @@ u8 *bitcoin_redeem_single(const tal_t *ctx, const struct pubkey *key);
* it after delay. */
u8 *bitcoin_redeem_secret_or_delay(const tal_t *ctx,
const struct pubkey *delayed_key,
u32 locktime,
const struct rel_locktime *locktime,
const struct pubkey *key_if_secret_known,
const struct sha256 *hash_of_secret);
@@ -41,8 +43,8 @@ u8 *scriptsig_pay_to_pubkeyhash(const tal_t *ctx,
u8 *scriptpubkey_htlc_send(const tal_t *ctx,
const struct pubkey *ourkey,
const struct pubkey *theirkey,
uint32_t htlc_abstimeout,
uint32_t locktime,
const struct abs_locktime *htlc_abstimeout,
const struct rel_locktime *locktime,
const struct sha256 *commit_revoke,
const struct sha256 *rhash);
@@ -50,8 +52,8 @@ u8 *scriptpubkey_htlc_send(const tal_t *ctx,
u8 *scriptpubkey_htlc_recv(const tal_t *ctx,
const struct pubkey *ourkey,
const struct pubkey *theirkey,
uint32_t htlc_abstimeout,
uint32_t locktime,
const struct abs_locktime *htlc_abstimeout,
const struct rel_locktime *locktime,
const struct sha256 *commit_revoke,
const struct sha256 *rhash);